/*
This is part of Screenbar, which is based in part on the Litestep
shell source code.

Copyright (C) 2008-2009 Jim Babcock
Copyright (C) 1997-2009 The LiteStep Development Team

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#pragma once

class SizeFallbackChain
{
public:
	SizeFallbackChain(string chain);
	~SizeFallbackChain();
	
	SizeFallback *getFallback(int index);
	int numFallbacks();
	
protected:
	vector<SizeFallback*> sizeFallbacks;
};

class SizeFallback
{
public:
	SizeFallback();
	SizeFallback(const SizeFallback &base, string additionalMappings);
	
	inline LayoutElement *mapElement(LayoutElement *element)
	{
		if(!element) return NULL;
		
		map<string,LayoutElement*>::iterator it = mappings.find(element->prefix);
		if(it == mappings.end()) return element;
		return it->second;
	}
	
protected:
	map<string, LayoutElement*> mappings;
};
